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CN112112983A
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Expansion butterfly valve control assembly
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CN107606219A
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A kind of ball valve with valve stem gland
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CN107719724A
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It is a kind of to be used for quantitative canned pneumatic ball valve valve group and packaging process
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CN107606189A
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A kind of environmental Protection cremator high-temperature flue gas processing butterfly valve
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CN107606282A
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A kind of clutch valve drive device
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CN107654675A
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A kind of valve seat is the butterfly valve of inflatable
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CN107575636A
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A kind of high-temperature water cooling flue butterfly valve
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CN107606239A
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One kind crosses powder without delay ball valve
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CN107701737A
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Special-purpose high temperature ventilation butterfly valve and preparation method in thermal accumulating incinerator processing equipment
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CN107654692A
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A kind of ball valve
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CN107654718A
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A kind of two-part pneumatic valve group filling for big flow and packaging process
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